content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You under the Apache License, Version 2.0
   * (the "License"); you may not use this file except in compliance with
   * the License.  You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package com.github.eugene.kamenev.tsmp4j.algo.mp;
  
  import com.github.eugene.kamenev.tsmp4j.stats.RollingWindowStatistics;
  import com.github.eugene.kamenev.tsmp4j.stats.WindowStatistic;
  import com.github.eugene.kamenev.tsmp4j.utils.Util;
  
  public abstract class BaseMatrixProfileAlgorithm<S extends WindowStatistic,
      M extends MatrixProfile> implements MatrixProfileAlgorithm<S, M> {
  
      private final RollingWindowStatistics<S> rollingStatistics;
  
      protected final double exclusionZone;
  
      protected final int exclusionZoneSize;
  
      public BaseMatrixProfileAlgorithm(RollingWindowStatistics<S> rollingWindowStatistics,
          double exclusionZone) {
          this.rollingStatistics = rollingWindowStatistics;
          this.exclusionZone = exclusionZone;
          this.exclusionZoneSize = rollingWindowStatistics != null ?
              (int) Math.floor(rollingWindowStatistics.windowSize() * exclusionZone + Util.EPS) : 0;
      }
  
      public RollingWindowStatistics<S> rollingStatistics() {
          return this.rollingStatistics;
      }
  }
  